While I am not a restorer, I consider myself a competent amateur.
I have freely asked questions of many master craftsman and once they
understand who I am and what I am capable of, they have freely answered
my questions and offered advice.
I have on rare occasion received the brush-off, but very rarely, and
I have overcome those rare occasions by continuing the dialogue; I've
never come across anyone that wasn't willing to help. This is true
also for player restorers -- I've never come across anyone that was
stingy with their wealth of information.
Now for the question at hand: attaching a tooth with glue (of whatever
kind). Let's assume that you have a glue strong enough to withstand
the pressure of the job. How will it last? How will it be 20 years
from now? What will be the effect of the residuals if this tooth ever
needs to be re-replaced?
Soldered replacements are known to last 100+ years, as many teeth were
replaced in the manufacture. How many years will your crazy glue last?
Finally, why bother? Once you've gone to the trouble of constructing
a tooth to the exact dimensions of the original within a tolerance of
+/- .02 mm, drilled a damper hole, fit the tooth to the comb tight
enough to stay in place even without solder/glue, tuned the tooth to
the exact pitch lacking, and installed the damper, why would you not
want to do the easiest part of a restoration with a historically
accepted practice?
If there are any professional "restorers" out there using glue to hold
the teeth in the comb, they are a "restorer" that I would personally
avoid.
Eliyahu Shahar
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